How To Fix CY648 - GANTT chart: Function triggered

CY648 - Overview

• Message type: E = Error

• Message class: CY - Capacity Requirements Planning

• Message number: 648

• Message text: GANTT chart: Function triggered

What causes this issue?

The Gantt chart has triggered the function "Alive". It is triggered so
as to maintain the connection between the Gantt chart as a graphical
front end and the ABAP program.

System Response

The system issues an error message and will not allow you to continue with this transaction until the error is resolved.

How to fix this error?

Error message extract from SAP system. Copyright SAP SE.

Smart SAP Assistant

• What is the cause and solution for SAP error message CY648 - GANTT chart: Function triggered ?

  The SAP error message CY648, which states "GANTT chart: Function  triggered," typically occurs in the context of SAP's Project System (PS) or Production Planning (PP) modules when working with GANTT charts. This error can be related to various issues, including system performance, data inconsistencies, or specific configurations in the GANTT chart settings.
  
  Cause:
  
  Performance Issues: The GANTT chart may be trying to process a large amount of data, leading to performance bottlenecks.
  Data Inconsistencies: There may be inconsistencies or errors in the underlying data that the GANTT chart is trying to display.
  
  Configuration Issues: Incorrect settings or configurations in the GANTT chart or related modules may trigger this error.
  System Limitations: The system may have limitations in terms of memory or processing power, especially if the GANTT chart is complex or involves many tasks.
  
  
  Solution:
  
  Check Data Integrity: Ensure that all relevant data (e.g., project data, task dependencies, resources) is consistent and correctly entered in the